.background {
  /* 登录背景图 */

  position: absolute;
  left: 0px;
  top: 0px;
  width: 1540px;
  height: 900px;
  opacity: 1;

  background: url(background.png);
  .back {
    /* 矩形 */

    position: absolute;
    left: 590px;
    top: 266px;
    width: 420px;
    height: 368px;
    border-radius: 4px;
    opacity: 1;

    background: #ffffff;
  }
  .text {
    /* 欢迎您登录智慧养殖系统 */

    position: absolute;
    left: 89px;
    top: 48px;
    width: 242px;
    height: 26px;
    opacity: 1;

    font-family: PingFangSC-Semibold;
    font-size: 22px;
    font-weight: normal;
    line-height: 26px;
    text-align: center;
    letter-spacing: 0px;

    color: #333333;
  }
  .account {
    /* 矩形 */

    position: absolute;
    border: none;
    left: 40px;
    top: 119px;
    width: 340px;
    height: 50px;
    border-radius: 1px;
    opacity: 1;

    background: #f4f4f4;
  }
  .SMS{
    position: absolute;
    border: none;
    left: 270px;
    top: 119px;
    border-radius: 1px;
    opacity: 1;

    /* 21B47C */
    background: #21b47c;
  }
  .password {
    /* 矩形 */
    position: absolute;
    border: none;
    left: 40px;
    top: 188px;
    width: 340px;
    height: 50px;
    border-radius: 1px;
    opacity: 1;

    background: #f4f4f4;
  }
  
  .captchaInput{
    /* 验证码输入 */
    position: absolute;
    border: none;
    left: 40px;
    top:258px;
    width: 340px;
    height: 50px;
    border-radius: 1px;
    opacity: 1;

    background: #f4f4f4;
  }
  .captcha {
    /* 验证码 */
    position: absolute;
    border: none;
    left: 380px;
    top: 258px;
    
    border-radius: 1px;
    opacity: 1;
  
    background: #f4f4f4;
  }
  
  .submit {
    /* 登录 */

    position: absolute;
    border: none;
    left: 40px;
    top: 300px;
    border-radius: 1px;
    opacity: 1;

    /* 21B47C */
    background: #21b47c;
  }

}
